The experiment came into use single light path critical angle method, output signals were detected by four-quadrant receiver, micro-displacement drive element were piezoelectric ceramics.
实验采用单光路临界角法，用四象限探测器探测输出信号，物面微位移采用压电陶瓷作为驱动元件。
This article puts forward a plan to control the four-quadrant converter system by using a kind of single-chip microcomputer: 8098, and gives the testing waveform.
提出采用8098单片微机控制四象限变流器的方案，并给出了试验波形。
Based on analyzing single phase two-level and three-level 4-quadrant converter's principle, the mathematic model of ideal switch function is established, the principle of SPWM is introduced.
在分析单相两电平和三电平四象限变流器工作原理的基础上，建立了基于理想开关函数的数学模型，介绍了其SPWM调制原理。
The working principle of the single-phase voltage-source 4-quadrant converter is introduced.
介绍了单相电压型三电平四象限变流器工作原理。
The circuit topologies family include single four-quadrant power switch mode, push-pull mode, half-bridge mode, and full-bridge mode circuits.
该电路拓扑族包括单四象限功率开关式、推挽式、半桥式、全桥式等四种电路。
The circuit topologic family includes circuits of single four-quadrant power switch mode, push-pull mode, half-bridge mode. and full-bridge mode.
该电路拓扑族包括单四象限功率开关式、推挽式、半桥式、全桥式等四种电路。
The circuit topologic family includes circuits of single four-quadrant power switch mode, push-pull mode, half-bridge mode. and full-bridge mode.
该电路拓扑族包括单四象限功率开关式、推挽式、半桥式、全桥式等四种电路。
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